Title:
METHOD FOR FEEDING COKING COAL INTO COKE OVEN
Document Type and Number:
Japanese Patent JP3268676
Kind Code:
B2
Abstract:
PURPOSE: To provide a coking coal feeding method which prevents gas leak from near a coke oven door just after coking coal is fed.
CONSTITUTION: The gas pressure near a door 3 just after coking coal is fed into a chamber oven is reduced to prevent gas leak by feeding a coal blend 2 through the inside ports of a set of feed ports arranged in the direction of the oven length, feeding a coal briquette (or lump coal) or a blend contg. a coal briquette (or lump coal) through feed ports at both ends at the initial stage of charging, and feeding the coal blend 2 at the latter stage of feed to intensively feed the coal briquette (or lump coal) to near oven bottom door.
Inventors:
Seiji Nomura
Takashi Arima
Takashi Arima
Application Number:
JP754993A
Publication Date:
March 25, 2002
Filing Date:
January 20, 1993
Export Citation:
Assignee:
Nippon Steel Corporation
International Classes:
C10B47/10; C10B57/04; (IPC1-7): C10B47/10; C10B57/04
Domestic Patent References:
| JP5179251A |
Attorney, Agent or Firm:
Masayuki Kishida (2 outside)